The proposed Michael Jackson tribute concert will feature a galaxy of international superstars and will "touch the hearts of millions" around the world, according to organisers.The King of Pop's mother Katherine and his siblings Marlon, Tito, Jackie and La Toya are working with officials at promotion company Global Live Events to stage a spectacular show in honour of the late star. Details of the concert, which will benefit charities in the U.S. and the U.K., will be revealed at a special press conference in Los Angeles on Monday (25Jul11), but the promoters are certain the event will be a global smash. A spokeswoman for Global Live Events says, "(It) will feature the world's most amazing music performers and be in honour of one of the greatest and best-loved entertainers of our time. This spectacular event will touch the hearts of millions around the world."